CN104122159B - Torque motor-based diamond cutting disc performance testing device and method - Google Patents
Torque motor-based diamond cutting disc performance testing device and method Download PDFInfo
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- CN104122159B CN104122159B CN201410381188.9A CN201410381188A CN104122159B CN 104122159 B CN104122159 B CN 104122159B CN 201410381188 A CN201410381188 A CN 201410381188A CN 104122159 B CN104122159 B CN 104122159B
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- cutting
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- torque motor
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Abstract
The invention provides a torque motor based diamond cutting disc performance testing device and method, and relates to a testing device for detecting a diamond cutting disc performance. The testing device is provided with a support, an angle grinder, a diamond cutting disc, an angle grinder movement sliding block frame, a screw rod, a guide rail, a guide rail fixing frame, a torque motor, a coded disk, a diamond cutting disc outer diameter detector, a compute controller and a panel fixing frame; the angle grinder is fixedly connected with the angle grinder movement sliding block frame, the angle grinder is vertically arranged, the diamond cutting disc is vertically arranged on the angle grinder, the angle grinder movement sliding block frame is connected with one end of the screw rod and is in moving cooperation with the guide rail, the guide rail is horizontally arranged on the guide rail fixing frame, one end of an output shaft of the torque motor is connected with the other end of the screw rod, the other end of the output shaft of the torque motor is connected with the coded disk, the diamond cutting disc outer diameter detector is arranged at one end of the guide rail, and the angle grinder, the diamond cutting disc outer diameter detector, the torque motor and the coded disk are all electrically connected with the computer controller.
Description
Technical field
The present invention relates to a kind of test device of detection diamond cut piece performance, more particularly, to a kind of based on torque electricity
The test device and its method of testing of the diamond cut piece performance (sharpness, abrasion resistance, service life etc.) of machine.
Background technology
In recent years, Chinese national economy develops the development for having driven Diamond Industry, particularly diamond saw blade rapidly
Industry, develops particularly rapid.Diamond saw blade is widely used to the industries such as processing of stone, building, highway construction.There is data to show
Show, the consumption of the annual diamond saw blade of China more than 1,000,000 (Zhang Hengchun, Hu Yule, Liu Qing, Wu Shuiping. diamond saw
The development [J] of piece cutting performance detecting system. tool technique .2010 volume 44：102-105), domestic many saw blade manufacturers
Diamond saw blade is also just stepping into international market, and this just proposes higher wanting to the performance and quality index of diamond saw blade
Ask.It is, in general, that the working environment of diamond disc is more severe.Preferably saw blade should have cutting efficiency height, life-span
The advantages of long, cost performance is high, noise is low, crudy is good.But, it is domestic at present not have ripe diamond saw blade cutting effect
The special inspecting equipment of energy, detection means is also very limited, also there is following defect：Generally cutting sheet is driven using buncher
It is directly fed, cutting sheet is in process non-constant force state, which results in needs to be adjusted to properly enter in test process
To speed.If the feed speed of setting is excessive, cutting sheet was in all the time feeding state in test process, caused cutting sheet
Temperature is higher, abrasion is larger.If the feed speed of setting is too small, cutting sheet is often in Light Condition in test process, with
Real use state is not inconsistent, and extend the testing time (Duan Duanzhi, Xiao Bing, Zhao Haiyang, Xia Siwei. grinding material sequential arraying Buddha's warrior attendant
The processing characteristics experimental study [J] of stone saw piece. diamond and grinding materials and grinding tool engineering .2012 April：6-11).But, it is common
The feed speed of cutting sheet test equipment all presets, and needs cut determination according to the sharpness trial cut of stone material and blade,
The degree of accuracy is poor.Additionally, cutting sheet is increased over time and slowly rust during test, test machine is so required
Feed speed need slow down gradually to adapt to the change of cutting sheet.The deactivation rate of every kind of cutter is not the same, and this will be to cutting
The setting of feed speed brings many difficulties.
As can be seen here, current diamond saw blade test equipment is difficult the work for simulating cutting sheet during reality processing
State, therefore can not more accurately test out performance of the cutting piece made from diamond in sharpness, durability and service life.
The content of the invention
It is an object of the invention to provide a kind of sharpness that can more accurately test out cutting piece made from diamond, durability and
The test device and its method of testing of the diamond cut piece performance based on torque motor of service life.
The test device of the diamond cut piece performance based on torque motor, is provided with support, angle grinder, diamond cutting
Pitch cutting, angle grinder moving slide block frame, leading screw, guide rail, guide rails fixing support, torque motor, code-disc, the detection of cutting piece made from diamond external diameter
Device, computer control and plate holder；
Angle grinder is connected by angle grinder fixed mount with angle grinder moving slide block frame, and angle grinder is vertically arranged, diamond cutting
Pitch cutting is installed in angle grinder and to be vertically arranged, and angle grinder moving slide block frame is connected with leading screw one end, angle grinder moving slide block
Frame coordinates with guide rail movement, and on guide rails fixing support, guide rails fixing support is located on support guide rail level, torque motor output shaft
One end is connected with the leading screw other end, and the torque motor output shaft other end is connected with code-disc, and cutting piece made from diamond external diameter detector sets
In described guide rail one end, the angle grinder, cutting piece made from diamond external diameter detector, torque motor and code-disc are and computer controls
Device is electrically connected, and plate holder is on support.
The preferably rectangular in cross-section frame bracket of the support.
The method of testing of the diamond cut piece performance based on torque motor, using being based on as claimed in claim 1
The test device of the diamond cut piece performance of torque motor, method of testing is comprised the following steps：
1) angle grinder moving slide block frame is adjusted, makes angle grinder be located at initial position, and empty the current institute of computer control
There are data to zero；
2) cutting piece made from diamond is installed in angle grinder；
3) sheet material is pushed to into position to be cut, and is fixed with plate holder；
4) angle grinder is started by computer control control, makes angle grinder start specified rotation；
5) staring torque motor is controlled by computer control, computer control is initial by control moment motor
Magnitude of voltage carrys out the initial output torque of control moment motor；Torque motor drives the angle grinder moving slide block on guide rail by leading screw
Frame, so that cutting piece made from diamond feeds to sheet material；
6) when the edge that cutting piece made from diamond goes to sheet material starts to do cutting movement, the reaction of cutting force can be subject to
Power, the reaction force of cutting force stops that angle grinder moving slide block frame takes the air line motion, and now torque motor is in order to remain constant
Output torque and automatic retarding, and be constantly cut in sheet material, stay in cutting it is steady after, computer control passes through code-disc reality
The rotating speed of Shi Jilu torque motors；
7) computer control is according to the magnitude of voltage and code-disc output speed value of given torque motor, in torque motor characteristic
The output torque of torque motor is found on curve, and in real time output torque/time plot is drawn on computer control；
8) when cutting piece made from diamond cuts off sheet material, reaches the position of cutting piece made from diamond external diameter detector, torque motor
Stop motion；Cutting piece made from diamond external diameter detector carries out a diameter detection to cutting piece made from diamond, and will once be cut
Diameter after cutting recorded in computer control；
9) computer control control moment motor reversal, makes angle grinder moving slide block frame be back to initial position, so far
A cutting stroke is completed, the cutting stroke in computer control adds 1；
10) repeat step 3)～9), continuance test cutting piece made from diamond, until meeting test termination condition；
11) when computer control detects cutting speed less than the minimum cutting speed for setting, cutter rust is shown,
Now, increase the input voltage of torque electricity, improve the cutting torque of torque motor；
If 12) diameter exceeds setting less than the input voltage value of setting value or torque motor after cutting piece made from diamond cutting
During value, then show that cutter test terminates；
13) number of times for cutting sheet material according to cutting piece made from diamond calculates total Cutting Length；
14) time expended by cutting single stroke on output torque/time plot can determine whether cutting piece made from diamond
Sharpness；By torque on output torque/time plot, over time situation can determine whether the abrasion resistance of cutting sheet；Pass through
The time required for torque arrival set upper limit value is cut on output torque/time plot and total Cutting Length can determine whether cutter
Service life.
Compared with the prior art, beneficial effects of the present invention are as follows：
When the present invention is used, in first sheet material (such as marble slabs) being fixed to into plate holder, the gold that will be tested
Hard rock cutting sheet is installed in angle grinder, is made cutting piece made from diamond not only to have switched to sheet material but also will not be produced other interference.Immediately
Startup angle grinder, then staring torque motor, drive angle grinder moving slide block frame to move using torque motor output constant moment
Dynamic, angle grinder moving slide block frame drives the angle grinder equipped with cutting piece made from diamond along a direction cutting marble of guide rail.Root
According to the characteristic of torque motor, when cutting piece made from diamond is more sharp, the feed speed of angle grinder moving slide block frame is very fast, torque
The rotating speed of motor is higher；When cutting piece made from diamond sharpness is not enough or during gradually rust, the feeding of angle grinder moving slide block frame
Speed is slower, and the rotating speed of torque motor is relatively low.The velocity of rotation of computer control real time record torque motor, and according to detection
Output characteristic curve to rotating speed and torque motor calculates torque motor output torque, and real time record motor output torque/
Time plot.After cutting test terminates, the time expended by cutting single stroke on output torque/time plot can
To judge cutting piece made from diamond sharpness；By torque on curve map, over time situation may determine that the wear-resisting of cutting sheet
Degree；Time and total Cutting Length required for by cutting torque arrival set upper limit value on curve map, judge the use of cutter
Life-span.Thus whether qualified diamond cut piece performance can intuitively be embodied.The present invention provides a kind of for testing diamond cutting
The device of pitch cutting, is mainly used in testing the sharpness and service life of cutting piece made from diamond.By the present invention in that using torque motor
There is provided constant cutting force to simulate the actual cutting condition of work of diamond slice, more truly reflection tests out Buddha's warrior attendant
The sharpness of stone cutting sheet, durability and service life.
Description of the drawings
Fig. 1 is the structural representation of the cutting piece made from diamond performance testing device embodiment based on torque motor of the present invention
Figure.
Fig. 2 is the output characteristic curve figure of the torque motor in Fig. 1.
Specific embodiment
Referring to Fig. 1, the present embodiment be provided with angle grinder 1, angle grinder fixed mount 2, cutting piece made from diamond 3, device fixed mount 4,
Cutting piece made from diamond external diameter detector 5, precise guide rail fixed mount 6, torque motor 7, code-disc 8, computer control 9, Dali plate
Material 10, Dali plate material fixed mount 11, apparatus platform 12, precise guide rail 13 and angle grinder moving slide block frame 14.
Angle grinder 1, torque motor 7 and code-disc 8 are controlled by computer control 9.The angle grinder 1 is ground by angle
Machine fixed mount 2 is fixed on angle grinder moving slide block frame 14, and angle grinder moving slide block frame 14 enables angle grinder 1 in cross
It is disposed vertically, (angle grinder 1 shown in Fig. 1 is original state).Precise guide rail 13 is divided and is fixed on precise guide rail fixed mount 6,
The output shaft of torque motor 7 is connected with the leading screw in precise guide rail 13, drives the leading screw of precise guide rail 13 to rotate by torque motor,
And then drive angle grinder moving slide block frame 14 to move along a straight line, another termination code-disc 8 detection torque of the output shaft of torque motor 7
The output speed of motor.Cutting piece made from diamond external diameter detector 5 is arranged on precise guide rail fixed mount 6 and the original state of angle grinder 1
On the relative other end, to the external diameter for detecting cutting piece made from diamond 3.Precise guide rail fixed mount 6 is directly installed on apparatus platform
Front end on 12.Dali plate material fixed mount 11 is arranged on precise guide rail fixed mount lower section, fixed on Dali plate material fixed mount 11
There is Dali plate material 10, and expose Dali plate material 10 to the movement travel front end of angle grinder 1, to by cutting piece made from diamond 3
Cutting.One computer control 9 is installed in the side of apparatus platform 12, wherein angle grinder 1, torque motor 7 and code-disc 8 are by leading
Line and particular interface are connected with computer control 9.
When the present embodiment is used, testing procedure is as follows：
Step 1：Determine the adjustment angle grinder 1 of adjustment angle grinder moving slide block frame 14 to initial position (shown in accompanying drawing Fig. 1 first
Position), and the current all data of computer control 9 are emptied to zero.
Step 2：Cutting piece made from diamond 3 is installed in angle grinder 1.
Step 3：Dali plate material 10 is pushed to into position to be cut, and is fixed with Dali plate material fixed mount 11.
Step 4：Angle grinder 1 is opened by the control of computer control 9, angle grinder 1 starts specified rotation.
Step 5：Torque motor 7, characteristic curve such as accompanying drawing Fig. 2 of torque motor 7 are opened by the control of computer control 9
It is shown.The initial voltage value that computer control 9 passes through control moment motor 7, carrys out the initial output torque of control moment motor.
Torque motor 7 drives the angle grinder moving slide block 13 in precise guide rail 12 by leading screw, so that cutting piece made from diamond 3 is to Dali
Plate material 10 feeds.
Step 6：When the edge that cutting piece made from diamond 3 goes to Dali plate material 10 starts to do cutting movement, it is subject to cut
Cut the reaction force of power, the reaction force of cutting force stops that angle grinder moving slide block frame 14 takes the air line motion, now torque motor 7
In order to maintain constant output torque and automatic retarding, and be constantly cut in Dali plate material 10.After staying in cutting steadily,
By the rotating speed of the real time record torque motor 7 of code-disc 8 on computer control 9.
Step 7：Computer control 9 according to the magnitude of voltage and the output speed value of code-disc 8 of given torque motor 7, in torque
The output torque of torque motor 7 is found on the characteristic curve of motor 7 (as shown in accompanying drawing Fig. 2), and in real time on computer control 8
Draw output torque/time plot.
Step 8：When cutting piece made from diamond cuts out Dali plate material 10, the position of cutting piece made from diamond external diameter detector 5 is reached
When, torque motor stop motion.Cutting piece made from diamond external diameter detector 5 carries out a diameter detection to cutting piece made from diamond 3, and
Diameter after once being cut recorded in computer control 9.
Step 9：The control moment motor 7 of computer control 9 is inverted, and angle grinder moving slide block frame 14 is back to into initial bit
(position shown in accompanying drawing Fig. 1) is put, a cutting stroke is so far completed, cutting stroke adds 1 in computer control 9.
Step 10：Repeat step 3 is to step 9, continuance test cutting piece made from diamond 10, until meeting test termination condition.
Step 11：When computer control 9 detects cutting speed less than the minimum cutting speed for setting, show cutter
Rust.Now, increase the input voltage of torque motor 7, improve the cutting torque of torque motor 7.
Step 12：If diameter surpasses less than the input voltage value of setting value or torque motor 7 after cutting piece made from diamond 3 cuts
When going out setting value, then show that cutter test terminates.
Step 13：Total Cutting Length is calculated according to the number of times that cutting piece made from diamond 3 cuts Dali plate material 10.
Step 14：The time expended by cutting single stroke on output torque/time plot may determine that diamond
Cutting sheet sharpness；By torque on curve map, over time situation may determine that the abrasion resistance of cutting sheet；By curve
The time required for torque arrival set upper limit value and total Cutting Length are cut on figure, cutting-tool's used life is judged.
Claims (3)
1. the cutting piece made from diamond performance testing device of torque motor is based on, it is characterised in that be provided with support, angle grinder, Buddha's warrior attendant
Stone cutting sheet, angle grinder moving slide block frame, leading screw, guide rail, guide rails fixing support, torque motor, code-disc, cutting piece made from diamond external diameter
Detector, computer control and plate holder；
Angle grinder is connected by angle grinder fixed mount with angle grinder moving slide block frame, and angle grinder is vertically arranged, cutting piece made from diamond
Be installed in angle grinder and to be vertically arranged, angle grinder moving slide block frame is connected with leading screw one end, angle grinder moving slide block frame with
Guide rail movement coordinates, guide rail level on the guide rails fixing support, guide rails fixing support on support, torque motor one end and leading screw
The other end connects, and the torque motor other end is connected with code-disc, and cutting piece made from diamond external diameter detector is installed on guide rail one end, described
Angle grinder, torque motor and code-disc are electrically connected with computer control, and plate holder is on support.
2. the cutting piece made from diamond performance testing device of torque motor is based on as claimed in claim 1, it is characterised in that described
Frame is rectangular frame support.
3. the method for testing of the diamond cut piece performance of torque motor is based on, it is characterised in that test device is using such as right
The cutting piece made from diamond performance testing device based on torque motor described in 1 is required, method of testing is comprised the following steps：
1) angle grinder moving slide block frame is adjusted, makes angle grinder be located at initial position, and empty the current all numbers of computer control
According to zero；
2) cutting piece made from diamond is installed in angle grinder；
3) sheet material is pushed to into position to be cut, and is fixed with plate holder；
4) angle grinder is started by computer control control, makes angle grinder start specified rotation；
5) staring torque motor, the initial voltage that computer control passes through control moment motor are controlled by computer control
Value carrys out the initial output torque of control moment motor；Torque motor drives the angle grinder moving slide block frame on guide rail by leading screw,
So that cutting piece made from diamond feeds to sheet material；
6) when the edge that cutting piece made from diamond goes to sheet material starts to do cutting movement, the reaction force of cutting force can be subject to, be cut
The reaction force for cutting power stops that angle grinder moving slide block frame takes the air line motion, and now torque motor is in order to maintain constant power output
Square and automatic retarding, and be constantly cut in sheet material, stay in cutting it is steady after, computer control passes through code-disc real time record
The rotating speed of torque motor；
7) computer control is according to the magnitude of voltage and code-disc output speed value of given torque motor, in torque motor characteristic curve
On find the output torque of torque motor, and in real time output torque/time plot is drawn on computer control；
8) when cutting piece made from diamond cuts off sheet material, reaches the position of cutting piece made from diamond external diameter detector, torque motor stops
Motion；Cutting piece made from diamond external diameter detector carries out a diameter detection to cutting piece made from diamond, and after once being cut
Diameter recorded in computer control；
9) computer control control moment motor reversal, makes angle grinder moving slide block frame be back to initial position, so far completes
One cutting stroke, the cutting stroke in computer control adds 1；
10) repeat step 3)～9), continuance test cutting piece made from diamond, until meeting test termination condition；
11) when computer control detects cutting speed less than the minimum cutting speed for setting, cutter rust is shown, this
When, increase the input voltage of torque motor, improve the cutting torque of torque motor；
If 12) diameter exceeds setting value less than the input voltage value of setting value or torque motor after cutting piece made from diamond cutting
When, then show that cutter test terminates；
13) number of times for cutting sheet material according to cutting piece made from diamond calculates total Cutting Length；
14) time expended by cutting single stroke on output torque/time plot judges cutting piece made from diamond sharpness；
By torque on output torque/time plot, over time situation judges the abrasion resistance of cutting sheet；By output torque/
The time required for torque arrival set upper limit value is cut on time plot and total Cutting Length judges cutting-tool's used life.
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| CN201410381188.9A CN104122159B (en) | 2014-08-05 | 2014-08-05 | Torque motor-based diamond cutting disc performance testing device and method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410381188.9A CN104122159B (en) | 2014-08-05 | 2014-08-05 | Torque motor-based diamond cutting disc performance testing device and method |
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| CN104122159B true CN104122159B (en) | 2017-04-19 |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104406876B (en) * | 2014-11-27 | 2017-02-22 | 成都惠锋金刚石工具有限公司 | Saw blade cutting performance test method of saw blade cutting performance test machine |
| CN104596875B (en) * | 2014-12-19 | 2017-10-13 | 河南晶锐新材料股份有限公司 | A kind of detection method of composite polycrystal-diamond heat endurance |
| CN105716982B (en) * | 2016-04-25 | 2020-07-10 | 西南石油大学 | Diamond compact wear resistance test experimental device |
| CN105954136A (en) * | 2016-04-29 | 2016-09-21 | 成都惠锋金刚石工具有限公司 | Test method for testing cutting performance of diamond saw blade |
| CN106198290A (en) * | 2016-08-31 | 2016-12-07 | 海宁市新艺机电有限公司 | A kind of Apparatus and method for detecting rotary shaver sharpness |
| CN109253939B (en) * | 2018-10-08 | 2020-12-08 | 嘉兴管通机电科技有限公司 | Sharpness detection device is used in hacksaw production |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201030512Y (en) * | 2007-04-20 | 2008-03-05 | 宝山钢铁股份有限公司 | Vertical measuring apparatus for abrasion wheel cutting sheet |
| CN102830031A (en) * | 2012-09-06 | 2012-12-19 | 廊坊盛森磨具有限公司 | Grinding wheel cutting sheet performance testing machine |
-
2014
- 2014-08-05 CN CN201410381188.9A patent/CN104122159B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201030512Y (en) * | 2007-04-20 | 2008-03-05 | 宝山钢铁股份有限公司 | Vertical measuring apparatus for abrasion wheel cutting sheet |
| CN102830031A (en) * | 2012-09-06 | 2012-12-19 | 廊坊盛森磨具有限公司 | Grinding wheel cutting sheet performance testing machine |
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